/Engine/Plugins/Media/ElectraUtil/Source/ElectraHTTPStream/Public/ElectraHTTPStream.h
Appends a copy of the timing traces to the provided array and optionally removes the first n elements. Pass a nullptr to only remove elements without copying them. This is useful to first get the traces and in a second call remove those that are no longer needed. Returns number appended or removed.
int32 GetTimingTraces ( [TArray](API\Runtime\Core\Containers\TArray)< [FTimingTrace](API\Plugins\ElectraHTTPStream\IElectraHTTPStreamResponse\FTimingTrace) > * OutTraces, int32 InNumToRemove )